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                [Cerc2011]Strange Regulations                </h1>
                <p>时间限制：10s&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  空间限制：128MB</p>			</div>
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                                <h3>题目描述</h3><p><div align="left"><span style="font-size: medium">在一个计算机网络中，连接两台计算机的电缆属于不同的公司。一项新的反垄断法规定，一家公司连接同一台计算机的电缆不能超过两条。为了避免资源浪费，另外一条法律规定，一家公司的电缆系统不能有冗余，即去掉任意一个电缆之后，至少一对之前连通的计算机要断开连接。由于这些公司不断的销售和购入电缆，要确定他们是否遵守这些规则十分的困难。你的任务是写一个程序完成这个任务</span></div></p><hr/><h3>输入格式</h3><p><div align="left"><span style="font-size: medium">多组测试数据。第一行是4个整数N，M，C，T&mdash;&mdash;计算机的数量1&lt;=N=8000，电缆的数量0&lt;=M&lt;=100000，公司的数量1&lt;=C&lt;=100，电缆销售/购入的数量0&lt;=T&lt;=100000。</span></div>
<div align="left"><span style="font-size: medium">&nbsp;</span><span style="font-size: medium">接下来M行，每行三个整数Sj1,Sj2,Kj，代表这条电缆连接的两个服务器Sj1,Sj2以及电缆所属的公司Kj。初始状态是遵守规则的。</span></div>
<div align="left"><span style="font-size: medium">&nbsp;</span><span style="font-size: medium">接下来行，每行3个整数Si1,Si2,Ki，表示公司购入了连接S1,S2的电缆。</span></div>
<div align="left"><span style="font-size: medium">&nbsp;</span><span style="font-size: medium">4个0标志着测试文件的结束。</span></div></p><hr/><h3>输出格式</h3><p><div align="left">
<div align="left" style="font-family: Helvetica, 'Microsoft Yahei', verdana; font-size: 14px; line-height: 23.3240013122559px;"><span style="font-size: medium;">对于每个测试数据，输出行：</span></div>
<div align="left" style="font-family: Helvetica, 'Microsoft Yahei', verdana; font-size: 14px; line-height: 23.3240013122559px; margin: 0cm 0cm 0pt 21pt; text-indent: -21pt;"><span style="font-size: medium;"><span style="font-stretch: normal; font-size: 7pt; line-height: normal; font-family: 'Times New Roman';">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>&ldquo;No Such Cable.&rdquo; 如果这对服务器之前没有被一对电缆相连</span></div>
<div align="left" style="font-family: Helvetica, 'Microsoft Yahei', verdana; font-size: 14px; line-height: 23.3240013122559px; margin: 0cm 0cm 0pt 21pt; text-indent: -21pt;"><span style="font-size: medium;"><span style="font-stretch: normal; font-size: 7pt; line-height: normal; font-family: 'Times New Roman';">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>&ldquo;Already owned.&rdquo; 如果这对电缆本来就属于这家公司</span></div>
<div align="left" style="font-family: Helvetica, 'Microsoft Yahei', verdana; font-size: 14px; line-height: 23.3240013122559px; margin: 0cm 0cm 0pt 21pt; text-indent: -21pt;"><span style="font-size: medium;"><span style="font-stretch: normal; font-size: 7pt; line-height: normal; font-family: 'Times New Roman';">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>&ldquo;Forbidden: monopoly.&rdquo; 如果公司Ki已经有2条电缆与S1或S2相连</span></div>
<div align="left" style="font-family: Helvetica, 'Microsoft Yahei', verdana; font-size: 14px; line-height: 23.3240013122559px; margin: 0cm 0cm 0pt 21pt; text-indent: -21pt;"><span style="font-size: medium;"><span style="font-stretch: normal; font-size: 7pt; line-height: normal; font-family: 'Times New Roman';">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>&ldquo;Forbidden: redundant.&rdquo; 如果公司Ki公司购入这条电缆后，会在其网络中形成环</span></div>
<div align="left" style="font-family: Helvetica, 'Microsoft Yahei', verdana; font-size: 14px; line-height: 23.3240013122559px; margin: 0cm 0cm 0pt 21pt; text-indent: -21pt;"><span style="font-size: medium;"><span style="font-stretch: normal; font-size: 7pt; line-height: normal; font-family: 'Times New Roman';">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>&ldquo;Sold.&rdquo; 操作成功</span></div>
</div></p><hr/><h3>样例输入</h3><pre>4 5 3 5
1 2 1
2 3 1
3 4 2
1 4 2
1 3 3
1 2 3
1 2 3
1 4 3
2 3 3
2 4 3
2 1 1 1
1 2 1
1 2 1
0 0 0 0
 
</pre><hr/><h3>样例输出</h3><pre>Sold.
Already owned.
Forbidden: monopoly.
Forbidden: redundant.
No such cable.
 
Already owned.</pre><hr/><h3>提示</h3><p><p><br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</p></p><hr/><h3>题目来源</h3><p>没有写明来源</p>
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